Elbow fitting



FIG. 1 is a front and right side perspective view of an elbow fittingshowing our new design;

FIG. 2 is a right side view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

CLAIM We claim the ornamental design for an elbow fitting, as shown anddescribed.